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Chapter 1 Lesson 1&2
Terms from the Interactive Science Textbook.
Question | Answer |
---|---|
Organism | A living thing. |
Habitat | An environment that provides the things a specific organism needs to live, grow, and reproduce. |
Biotic factor | The parts of a habitat that are living, or once living, and interact with an organism. |
Abiotic factor | The nonliving parts of an organism's habitat. |
Species | A group of organisms that can mate with each other and produce offspring that can also mate and reproduce. |
Population | All the members of one species living in a particular area. |
Community | All the different populations that live together in an area. |
Ecosystem | The community of organisms that live in a particular area, along with their nonliving environment. |
Ecology | The study of how organisms interact with each other and with their environment. |
Birth rate | The number of births per 1,000 individuals for a given time period. |
Death rate | The number of deaths per 1,000 individuals for a given time period. |
Immigration | Moving into a population. |
Emigration | Leaving a population. |
Population density | The number of individuals in an area of a specific size. |
Limiting factor | An environmental factor that cause a population to stop growing or decrease in size. |
Carrying capacity | The largest population an area can support. |